/*
 * Created on 20-Dec-2005
 * Created by Paul Gardner
 * Copyright (C) Azureus Software, Inc, All Rights Reserved.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 */

package com.aelitis.azureus.core.instancemanager;

import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.util.regex.PatternSyntaxException;

public interface AZInstanceManager {
    public static final int AT_TCP = 1;
    public static final int AT_UDP = 2;
    public static final int AT_UDP_NON_DATA = 3;

    public void initialize();

    public boolean isInitialized();

    public AZInstance getMyInstance();

    public int getOtherInstanceCount(boolean block_if_needed);

    public AZInstance[] getOtherInstances();

    public void updateNow();

    public AZInstanceTracked[] track(byte[] hash, AZInstanceTracked.TrackTarget target);

    public InetSocketAddress getLANAddress(InetSocketAddress external_address, int address_type);

    public InetSocketAddress getExternalAddress(InetSocketAddress lan_address, int address_type);

    public boolean isLANAddress(InetAddress address);

    public boolean isExternalAddress(InetAddress address);

    public boolean addLANSubnet(String subnet)

    throws PatternSyntaxException;

    public boolean getIncludeWellKnownLANs();

    public void setIncludeWellKnownLANs(boolean include);

    public long getClockSkew();

    public boolean addInstance(InetAddress explicit_address);

    public void addListener(AZInstanceManagerListener l);

    public void removeListener(AZInstanceManagerListener l);
}
